- 1. [vs-s, vi] to penetrate; to sink in
- 2. [vs-s, vi] to devote oneself (to); to do intently and exclusively
- 3. [vs-s, vi] to do throughout (e.g. the night)
Conjugation — Verb (suru, special class)
| Dictionary form | てっする | (tessuru) |
| Polite | てっします | (tesshimasu) |
| Past, plain | てっした | (tesshita) |
| Past, polite | てっしました | (tesshimashita) |
| Negative, plain | てっしない | (tesshinai) |
| Negative, polite | てっしません | (tesshimasen) |
| Past negative, plain | てっしなかった | (tesshinakatta) |
| Past negative, polite | てっしませんでした | (tesshimasendeshita) |
| Te-form | てっして | (tesshite) |
| Potential | てっできる | (teddekiru) |
| Volitional | てっしよう | (tesshiyou) |
| Conditional (―ba) | てっすれば | (tessureba) |
| Passive | てっされる | (tessareru) |
| Causative | てっさせる | (tessaseru) |
| Imperative | てっしろ | (tesshiro) |
Kanji in this word
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徹
penetrate, clear, pierce, strike home, sit up (all night)On: テツ (tetsu)
Example Sentences
大学出たての新人は資料を作ったり、コピーをとったりと裏方仕事に徹するのだろうと、勝手に想像していたのですが見事に裏切られました。
I had imagined that the newbies fresh from university would probably be stuck with all the backstage work - collecting reference material, getting copies and such but I couldn't have been proved more wrong.
夜を徹するか否か。
Should I stay up all night or not?